function LanguageUILanguageNegotiationTest::testUrlLanguageFallback

Test URL language detection when the requested URL has no language.

File

drupal/core/modules/language/lib/Drupal/language/Tests/LanguageUILanguageNegotiationTest.php, line 380
Definition of Drupal\language\Tests\LanguageUILanguageNegotiationTest.

Class

LanguageUILanguageNegotiationTest
Test UI language negotiation

Namespace

Drupal\language\Tests

Code

function testUrlLanguageFallback() {

  // Add the Italian language.
  $langcode_browser_fallback = 'it';
  $language = new Language(array(
    'langcode' => $langcode_browser_fallback,
  ));
  language_save($language);
  $languages = language_list();

  // Enable the path prefix for the default language: this way any unprefixed
  // URL must have a valid fallback value.
  $edit = array(
    'prefix[en]' => 'en',
  );
  $this
    ->drupalPost('admin/config/regional/language/detection/url', $edit, t('Save configuration'));

  // Enable browser and URL language detection.
  $edit = array(
    'language_interface[enabled][language-browser]' => TRUE,
    'language_interface[enabled][language-url]' => TRUE,
    'language_interface[weight][language-browser]' => -8,
    'language_interface[weight][language-url]' => -10,
  );
  $this
    ->drupalPost('admin/config/regional/language/detection', $edit, t('Save settings'));
  $this
    ->drupalGet('admin/config/regional/language/detection');

  // Enable the language switcher block.
  $edit = array(
    'blocks[language_language_interface][region]' => 'sidebar_first',
  );
  $this
    ->drupalPost('admin/structure/block', $edit, t('Save blocks'));

  // Access the front page without specifying any valid URL language prefix
  // and having as browser language preference a non-default language.
  $http_header = array(
    "Accept-Language: {$langcode_browser_fallback};q=1",
  );
  $language = new Language(array(
    'langcode' => '',
  ));
  $this
    ->drupalGet('', array(
    'language' => $language,
  ), $http_header);

  // Check that the language switcher active link matches the given browser
  // language.
  $args = array(
    ':url' => base_path() . $GLOBALS['script_path'] . $langcode_browser_fallback,
  );
  $fields = $this
    ->xpath('//div[@id="block-language-language-interface"]//a[@class="language-link active" and starts-with(@href, :url)]', $args);
  $this
    ->assertTrue($fields[0] == $languages[$langcode_browser_fallback]->name, 'The browser language is the URL active language');

  // Check that URLs are rewritten using the given browser language.
  $fields = $this
    ->xpath('//p[@id="site-name"]/strong/a[@rel="home" and @href=:url]', $args);
  $this
    ->assertTrue($fields[0] == 'Drupal', 'URLs are rewritten using the browser language.');
}